Choose correct answer.
$(i)$ Sickle - cell anaemia is controlled by three pairs of allele.
$(ii)$ Trisomy is chromosomal disorder.
$(iii)$ $47$ chromosome present in person whose having Turner's syndrome.
$FFF$
$TTT$
$TFT$
$FTF$
Gamete mother cells of the chromosome $44+ XY$ suffers from non-disjunction at first meiotic division. Which of the following set of gametes would result?
Loss of a single chromosome produces a condition called.
Select incorrect sentence for down's syndrome
In Klinefelter's syndrome, what is generally the set of sex chromosome
Describe chromosomal disorder and describe its examples.